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Report Highlights:

General Motors Company (NYSE:GM): General Motors ended lower by 19 cents (or down 0.86%) to US$22.01 with more than 29.56 million shares traded hands, compared to its 30 days average volume of 9.72 million shares. On May 1, the company reported that U.S. auto sales in May jumped 11% to 245,256 vehicles, from 221,182 in the same month last year. Sales grew 15% sequentially. The latest monthly increase in sales was driven by strong growth of the company's brands like Chevrolet, GMC and Buick brands, while Cadillac underperformed. Chevrolet sales rose 10% year over year, GMC sales surged 19% and sales of Buick brand gained 19%. However, Cadillac sales slumped 15% during the latest month. The company said that total month-end dealer inventory stood at 701,389 units, fell 1.6% from the previous month. Shares of the company are up 8.50% so far this year and over the past one year, it has lost over 27%. Over the past 52 weeks, the stock has been moving in the range of US$19 and US$32.08.Academic studies clarify that professional investors can get benefit from insider trading data. Do you want to trace this company on an on-going basis? It can be done for free by registering below.

Groupon Inc (NASDAQ:GRPN): Groupon extended its slide on Friday and lost 8.93% on over 23.35 million shares, well above its 30 days average volume of 4.46 million shares. The stock made an all-time low of US$9.53 earlier in the session. The stock was under pressure as the company's insiders divested their holdings after their selling restriction expired on Friday. The stock made debut on Nov. 2011 and jumped 31% on the first day of trading from US$20 IPO price. However, the stock quickly retreated in March after restating its quarterly results and said that it lost more than it originally reported as it had to return more money than it expected. Earlier this month, the company announced to replace a couple of its board members. For the first quarter, the company reported net loss of US$11.7 million, or 2 cents per share, less than a year ago loss of US$146.5 million, or 48 cents a share. Excluding certain costs, the company would have earned 2 cents. Revenue during the latest quarter grew 89% year over year to US$559.3 million from US$295.5 million in the same quarter last year. Marketing costs decreased 49% to US$116.6 million from US$230.1 million a year ago period. For the second quarter, the company projects to generate revenue of between US$550 million to US$590 million.Academic studies have shown that insiders traditionally make higher investment returns than ordinary investors. Want to trace the activities of company insiders from now on?

Texas Instruments Incorporated (NASDAQ:TXN): Texas Instruments fell in the third session and fell 5.20% to US$27 on hefty volume of 19.51 million shares, above its average volume of 10.29 million shares. Late April, the company had reported a sharp fall in its first-quarter profit as revenue slumped. The company reported net income of US$265 million, or 22 cents a share, down 66% from a year ago profit of US$666 million or 55 cents a share. Revenue during the same period slid 8% year over year to US$3.12 billion from US$3.39 billion, in a year ago quarter. For the second quarter, the company projected to earn 30 cents to 38 cents and revenue of US$3.22 billion to US$3.48 billion. Shares of the company are down 7% so far this year, and over the past one year lost over 20%. Over the past 52 weeks, the stock has been moving in the range of US$24.34 to US$34.37. The stock has a beta of 1.55. As per the latest dividend of 17 cents a share, the stock has dividend yield of 2.52%.Insiderslab.com believes that it is a clever way to check if insiders like CEOs, CFOs, and Directors in TXN are starting to buy more company shares. See insider trade report for TXN here.

Today Insiderslab.com also observed abnormal trade volume for the following companies; insiders may involve trading in these companies. It will take some time for insiders to report their trades. Read these reports and add these companies into your Insider Trade Radar.

Insider Filing Source Reference: All observations, analysis and reports are based on public information released by the U.S. Securities and Exchange Commission.

About Insiderslab.com:

Insiderslab.com covers insider trade data in major stock markets in the U.S., Hong Kong, Mainland China, and Singapore. Insiderslab.com features a team of experienced data analysts striving to provide the investment community with the tools, software, and data necessary to carry out more effective investment research.

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